function  labels  = quaterlabels(startyr, numOfquarter)
labels =  cell(1,numOfquarter);

for i = 1: numOfquarter
    
    y = startyr + floor(i/4);
    q = mod(i, 4);
    if q == 0
        q = 4;
    end
    label =  strcat(num2str(y),'q',num2str(q));
    labels(i) = cellstr(label);
   
end
end
